SOLUTION: Reid is 5 years older than Peter. In 9 years, the sum of their ages will be 57 years. How old is each now?

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Question 808340: Reid is 5 years older than Peter. In 9 years, the sum of their ages will be 57 years. How old is each now?
Answer by TimothyLamb(4379) About Me  (Show Source):
You can put this solution on YOUR website!
p + 5 = r
(p+9) + (r+9) = 57
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p + r + 18 = 57
p + (p + 5) + 18 = 57
2p + 23 = 57
2p= 34
Answer:
p = 17
r = 22
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